#!/usr/bin/python


import re

regex_mp3_name='([^/]*\.mp3$)';
url='http://stream.51voa.com/201501/us-space-agency-keeping-watch-on-earths-health.mp3';

m=re.search(regex_mp3_name,url);
filename=m.group(0);	
print filename + ' downloading ...';

	
print '===end===';
